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| 2N4391 Single N-Channel JFET switch Linear Systems replaces discontinued Siliconix 2N4391 FEATURES DIRECTREPLACEMENTFORSILICONIX2N4391 LOWONRESISTANCE rDS(on)30 LOWGATEOPERATINGCURRENT ID(off)=5pA FASTSWITCHING t(ON)=15ns 2N4391 Benefits: ABSOLUTEMAXIMUMRATINGS1@25C(unlessotherwisenoted) Low Error Voltage MaximumTemperatures High-Speed Analog Circuit Performance StorageTemperature 65Cto+200C Negligible "Off-Error," Excellent Accuracy Good Frequency Response, Low Glitches OperatingJunctionTemperature 55Cto+200C Eliminates Additional Buffering MaximumPowerDissipation ContinuousPowerDissipation 1800mW 2N4391 Applications: MAXIMUMCURRENT Analog Switches GateCurrent(Note1) IG=50mA Choppers, Sample-and-Hold MAXIMUMVOLTAGES Normally "On" Switches, Current Limiters GatetoDrainVoltage/GatetoSourceVoltage 40V 2N4391ELECTRICALCHARACTERISTICS@25C(unlessotherwisenoted) SYMBOL CHARACTERISTIC MIN TYP. MAX UNITS CONDITIONS BVGSS GatetoSourceBreakdownVoltage 40 IG=1A,VDS=0V V VGS(off) GatetoSourceCutoffVoltage 4 10 VDS=20V,ID=1nA VGS(F) GatetoSourceForwardVoltage 0.7 1 IG=1mA,VDS=0V VDS(on) DraintoSourceOnVoltage 0.25 VGS=0V,ID=3mA VDS(on) DraintoSourceOnVoltage 0.3 VGS=0V,ID=6mA VDS(on) DraintoSourceOnVoltage 0.35 0.4 VGS=0V,ID=12mA IDSS DraintoSourceSaturationCurrent2 50 150 mA VDS=20V,VGS=0V IGSS GateReverseCurrent 5 100 VGS=20V,VDS=0V IG GateOperatingCurrent 5 VDG=15V,ID=10mA pA 5 VDS=20V,VGS=5V DrainCutoffCurrent ID(off) 5 VDS=20V,VGS=7V 5 100 VDS=20V,VGS=12V rDS(on) DraintoSourceOnResistance 30 VGS=0V,ID=1mA 2N4391DYNAMICELECTRICALCHARACTERISTICS@25C(unlessotherwisenoted) SYMBOL CHARACTERISTIC TYP MIN MAX UNITS CONDITIONS The 2N4391 features many of the superior characteristics of JFETs which make it a good choice for demanding analog switching applications and for specialized amplifier circuits. gfs gos rds(on) Ciss Crss Crss Crss en SYMBOL td(on) tr td(off) tf EquivalentInputNoiseVoltage CHARACTERISTIC TurnOnTime TurnOffTime Click To Buy ForwardTransconductance OutputConductance InputCapacitance ReverseTransferCapacitance 6 mS S pF 25 12 3.3 3.2 2.8 3 TYP 2 2 6 13 MIN DraintoSourceOnResistance 30 14 3.5 MAX 15 5 20 15 nV/Hz UNITS ns CONDITIONS VDS=20V,ID=1mA,f=1kHz VDS=20V,ID=1mA,f=1kHz VGS=0V,ID=0A,f=1kHz VDS=20V,VGS=0V,f=1MHz VDS=0V,VGS=5V,f=1MHz VDS=0V,VGS=7V,f=1MHz VDS=0V,VGS=12V,f=1MHz VDS=10V,ID=10mA,f=1kHz 2N4391SWITCHINGELECTRICALCHARACTERISTICS@25C(unlessotherwisenoted) VDD=10V,VGS(H)=0V Notes:1.Absoluteratingsarelimitingvaluesabovewhichserviceabilitymaybeimpaired 2.Pulsetest:PW300s,DutyCycle3% 2N4391SWITCHINGCIRCUITPARAMETERSSWITCHINGCIRCUIT TO-18 (Bottom View) RL 800 ID(on) 12mA Available Packages: 2N4391 in TO-18 2N4391 in bare die. Contact Micross for full package and die dimensions VGS(L) 12V Micross Components Europe Tel: +44 1603 788967 Email: chipcomponents@micross.com Web: http://www.micross.com/distribution Information furnished by Linear Integrated Systems and Micross Components is believed to be accurate and reliable. However, no responsibility is assumed for its use; nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Linear Integrated Systems. |
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